Like many American leaders before him, US President Donald Trump is finding out that getting through to Russian President Vladimir Putin is not as easy as he might have thought.

President Donald Trump took aim at Russian President Vladimir Putin on Saturday in a Truth Social post about the ongoing war in Ukraine, saying that the Kremlin leader may need to "be dealt with differently.

Donald Trump has said he thinks Vladimir Putin might be taking him for a ride when it comes to ending the Ukraine war, which is into its third year. The questioning coincided with images surfacing of Trump engaging with Ukrainian President Volodymyr Zelensky and other key figures while at Pope Francis' funeral mass in St Peter's Square.